---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1162 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 395M 696K 394M 1% /run /dev/vda1 20G 9.0G 11G 47% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 469 1254 0 2219 3210 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:0c:27:24 brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe0c:2724/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:e8:7d:e9 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1162) 07/24/25 _x86_64_ (4 CPU) 06:16:47 LINUX RESTART (4 CPU) 06:17:01 tps rtps wtps bread/s bwrtn/s 06:18:02 151.98 69.24 82.74 5600.13 39329.40 06:19:01 55.02 0.27 54.74 28.87 7681.60 06:20:01 114.11 14.44 99.67 2278.86 13275.10 06:21:01 21.16 0.37 20.80 31.33 1389.90 Average: 85.70 21.17 64.53 1993.38 15453.86 06:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:18:02 1822444 3338412 2216208 54.87 34724 1646452 902712 17.74 552632 1503548 50752 06:19:01 1594072 3333924 2444580 60.53 54136 1838572 902944 17.75 566552 1692408 118072 06:20:01 1233016 3231980 2805636 69.47 67824 2072884 1014776 19.95 730676 1865004 26920 06:21:01 1229588 3232048 2809064 69.55 69860 2074052 1013428 19.92 737912 1860980 12000 Average: 1469780 3284091 2568872 63.61 56636 1907990 958465 18.84 646943 1730485 51936 06:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:18:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 06:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:02 ens3 307.56 191.32 1021.10 62.27 0.00 0.00 0.00 0.00 06:19:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 ens3 59.93 48.81 730.74 6.17 0.00 0.00 0.00 0.00 06:20:01 lo 4.26 4.26 0.38 0.38 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 ens3 61.59 49.81 657.47 21.15 0.00 0.00 0.00 0.00 06:21:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 ens3 12.75 13.90 9.26 14.97 0.00 0.00 0.00 0.00 Average: lo 1.72 1.72 0.15 0.15 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 110.69 76.09 604.18 26.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1162) 07/24/25 _x86_64_ (4 CPU) 06:16:47 LINUX RESTART (4 CPU) 06:17:01 CPU %user %nice %system %iowait %steal %idle 06:18:02 all 18.00 0.00 2.71 4.41 1.23 73.65 06:18:02 0 19.34 0.00 1.91 2.80 1.22 74.73 06:18:02 1 18.70 0.00 2.22 4.59 1.42 73.07 06:18:02 2 20.96 0.00 2.23 1.98 1.40 73.42 06:18:02 3 13.00 0.00 4.46 8.26 0.90 73.39 06:19:01 all 20.45 0.00 1.39 1.59 0.95 75.62 06:19:01 0 19.90 0.00 1.49 2.39 1.08 75.14 06:19:01 1 13.64 0.00 1.08 0.42 0.78 84.07 06:19:01 2 27.58 0.00 1.65 0.10 1.11 69.56 06:19:01 3 20.71 0.00 1.34 3.46 0.83 73.67 06:20:01 all 20.78 0.00 2.38 2.92 0.95 72.97 06:20:01 0 11.82 0.00 1.52 1.95 0.92 83.78 06:20:01 1 32.20 0.00 3.78 4.90 1.09 58.03 06:20:01 2 15.29 0.00 2.04 1.37 0.80 80.50 06:20:01 3 23.83 0.00 2.17 3.42 0.99 69.59 06:21:01 all 21.43 0.00 1.01 0.43 0.90 76.23 06:21:01 0 35.83 0.00 1.55 0.08 0.98 61.55 06:21:01 1 5.97 0.00 0.50 0.02 0.78 92.73 06:21:01 2 20.01 0.00 0.85 0.05 0.73 78.36 06:21:01 3 23.95 0.00 1.17 1.58 1.08 72.21 Average: all 20.16 0.00 1.87 2.34 1.01 74.62 Average: 0 21.74 0.00 1.62 1.80 1.05 73.79 Average: 1 17.62 0.00 1.90 2.49 1.02 76.98 Average: 2 20.93 0.00 1.69 0.88 1.01 75.48 Average: 3 20.37 0.00 2.29 4.18 0.95 72.21